Home / 5,972.78-8,241.81-3,319.76

Finding the Fourth Proportional to 5,972.78, 8,241.81 and 3,319.76

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Solution

The fourth proportional to 5,972.78, 8,241.81 and 3,319.76 is: 4,580.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,972.78 : 8,241.81 = 3,319.76 : x
  2. Step 2: Convert to fraction form
    5,972.78/8,241.81 = 3,319.76/x
  3. Step 3: Cross multiply
    5,972.78x = 8,241.81 × 3,319.76
  4. Step 4: Simplify right side
    5,972.78x = 27,360,831.17
  5. Step 5: Solve for x
    x = 27,360,831.17/5,972.78
  6. Step 6: Final answer
    x = 4,580.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.